Treadmill



FIG. 1 is a perspective view as seen from the top, front, and left sideof a treadmill showing my new design;

FIG. 2 is a second perspective view showing my design;

FIG. 3 is a top plan view thereof;

FIG. 4 is a left side elevational view thereof;

FIG. 5 is a right side elevational view thereof;

FIG. 6 is a front elevational view thereof; and,

FIG. 7 is a rear elevational view thereof.

The portion of the treadmill shown in broken lines in FIG. 1 is shownfor illustrative purposes only and forms no part of the claimed design.

The ornamental design for a treadmill, as shown and described.